83 lines
2.7 KiB
EmacsLisp
83 lines
2.7 KiB
EmacsLisp
;;; lang/ocaml/config.el -*- lexical-binding: t; -*-
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;; def-project-mode!/associate! doesn't work when a
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;; package is lazy loaded, and everything is compiled
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(def-package! tuareg
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:defer t ;; modes set by autoload
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:config
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;; tuareg-mode has the prettify symbols itself
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(set-pretty-symbols! 'tuareg-mode :alist
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(append tuareg-prettify-symbols-basic-alist
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tuareg-prettify-symbols-extra-alist))
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(setq tuareg-prettify-symbols-full t)
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;; Use opam to set environment
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(setq tuareg-opam-insinuate t)
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(tuareg-opam-update-env (tuareg-opam-current-compiler))
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;; Spell-check comments
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(when (featurep! :feature spellcheck)
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(add-hook 'tuareg-mode-hook #'flyspell-prog-mode)))
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(def-package! merlin
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:after tuareg
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:init
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(set-lookup-handlers! 'tuareg-mode
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:definition #'merlin-locate
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:references #'merlin-occurrences
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:documentation #'merlin-document)
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(defun +ocaml|init-merlin ()
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(when (and (projectile-locate-dominating-file default-directory ".merlin")
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(executable-find "ocamlmerlin"))
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(merlin-mode)))
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(add-hook 'tuareg-mode-hook #'+ocaml|init-merlin)
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:config
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(map! :map tuareg-mode-map
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:localleader
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:n "t" #'merlin-type-enclosing
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:n "a" #'tuareg-find-alternate-file)
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(set-company-backend! 'tuareg-mode 'merlin-company-backend)
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(setq merlin-completion-with-doc t))
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(def-package! flycheck-ocaml
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:when (featurep! :feature syntax-checker)
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:after merlin
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:config
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;; Disable Merlin's own error checking
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(setq merlin-error-after-save nil)
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;; Enable Flycheck checker
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(flycheck-ocaml-setup))
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(def-package! ocp-indent
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;; must be careful to always defer this, it has autoloads that adds hooks
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;; which we do not want if the executable can't be found
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:defer t
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:init
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(defun +ocaml|init-ocp-indent ()
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(when (executable-find "ocp-indent")
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(ocp-setup-indent)))
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(add-hook 'tuareg-mode-hook #'+ocaml|init-ocp-indent))
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(def-package! utop
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:defer t ;; loaded by hook below
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:when (featurep! :feature eval)
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:init
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(set-repl-handler! 'tuareg-mode #'utop)
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(set-eval-handler! 'tuareg-mode #'utop-eval-region)
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(defun +ocaml|init-utop ()
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(when (executable-find "utop")
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(utop-minor-mode)))
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(add-hook 'tuareg-mode-hook #'+ocaml|init-utop))
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(def-package! ocamlformat
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:after tuareg
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:commands (ocamlformat)
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:init
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(set-formatter! 'ocamlformat #'ocamlformat
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:modes '(caml-mode tuareg-mode))
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(defun +ocaml|init-ocamlformat ()
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(setq +format-with 'ocp-indent)
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(when (and (executable-find "ocamlformat")
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(locate-dominating-file default-directory ".ocamlformat"))
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(setq +format-with 'ocamlformat)))
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(add-hook 'tuareg-mode-hook #'+ocaml|init-ocamlformat))
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